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| Volume 59 | Number 2 | May 2021 |  
 
    
Abstract |
Full text| Thomas Koshy A Family of Sums of Gibonacci Polynomial Products of Order 4
 | 98 |  
 
 
    
Abstract |
Full text| Lawrence Somer and Michal Křížek Second-Order Linear Recurrences Having Arbitrarily Large Defect Modulo p
 | 108 |  
 
 
    
Abstract |
Full text| Hùng Việt Chu Partial Sums of the Fibonacci Sequence
 | 132 |  
 
 
    
Abstract |
Full text| Mark Broderius and John Greene Lucas Sequences Containing Few Primes
 | 136 |  
 
 
    
Abstract |
Full text| José Luis Cereceda Bernoulli and Faulhaber
 | 145 |  
 
 
    
Abstract |
Full text| Sergi Elizalde A Simple Bijective Proof of a Familiar Derangement Recurrence
 | 150 |  
 
 
    
Abstract |
Full text| Hùng Việt Chu Various Sequences from Counting Subsets
 | 152 |  
 
 
    
Abstract |
Full text| Yuji Tsuno Extended Results on Integer Values of the Generating Functions
for Sequences Given by Pell's Equations
 | 158 |  
 
 
    
Abstract |
Full text| Thomas Koshy Graph-Theoretic Confirmations of Four Sums of Gibonacci
Polynomial Products of Order 4
 | 167 |  
 
 
     
Full text| Elementary Problems and Solutions (Edited by Harris Kwong)
 | 176 |  
 
 
     
Full text| Advanced Problems and Solutions (Edited by Florian Luca)
 | 185 |  
 
 
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